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1. (WO2018082794) METHOD FOR GRINDING SILICON-CONTAINING SOLIDS

Pub. No.:    WO/2018/082794    International Application No.:    PCT/EP2016/076853
Publication Date: Sat May 12 01:59:59 CEST 2018 International Filing Date: Tue Nov 08 00:59:59 CET 2016
IPC: C01B 33/02
B02C 17/00
B22F 9/00
C09C 1/28
H01M 4/134
Applicants: WACKER CHEMIE AG
Inventors: HANELT, Eckhard
FRICKE, Michael
Title: METHOD FOR GRINDING SILICON-CONTAINING SOLIDS
Abstract:
The invention relates to methods for producing silicon particles by grinding silicon-containing solids, wherein one or more gases are used, which contain reactive gas at a partial pressure of ≥ 0.3 bar, wherein reactive gases are selected from the group comprising oxygen, ozone, inorganic peroxides, carbon monoxide, carbon dioxide, ammonia, nitrogen oxides, hydrogen cyanide, hydrogen sulfide, sulfur dioxide, and volatile organic compounds.